Dr. Ilya V. Galaktionov Profile

Dr. Ilya V. Galaktionov

Scientific Researcher & Software Engineer

SPIE Involvement:

Author

Area of Expertise:

Adaptive optics , Light scattering , Laser beam shaping , Bimorph and stacked-actuator deformable mirrors , Wavefront sensors , Optical interferometry

Websites:

Company Website

Publications (53)

Proceedings Article | 1 October 2024 Poster + Paper

Poster + Paper

Flat-top and doughnut-like laser beam profiles: an overview of the modified algorithm for converting the arbitrary shaped beam using phase only spatial light modulator

Ilya Galaktionov, Julia Sheldakova, Alexander Nikitin, Vladimir Toporovsky, Pavel Kuzmitsky, Alexis Kudryashov

Proceedings Volume 13130, 131300J (2024) https://doi.org/10.1117/12.3028201

KEYWORDS: Deformable mirrors, Spatial light modulators, Signal intensity, Wavefront sensors, Wavefronts, Phase distribution, Laser cutting, Adaptive optics, Temperature distribution, Mirrors

Read Abstract +

Proceedings Article | 1 October 2024 Poster + Paper

Poster + Paper

Dual-loop adaptive optical system for compensation of the low- and high-order wavefront aberrations

Vladimir Toporovsky, Ilya Galaktionov, Alexander Nikitin, Vadim Samarkin, Pavel Kuzmitsky, Alexis Kudryashov

Proceedings Volume 13130, 131300I (2024) https://doi.org/10.1117/12.3028589

KEYWORDS: Deformable mirrors, Adaptive optics, Wavefronts, Wavefront aberrations, Atmospheric optics, Electrodes, Actuators, Turbulence, Free space optics, Design

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Proceedings Article | 12 March 2024 Poster + Paper

Poster + Paper

Atmospheric turbulence generator: software and hardware implementation of Kolmogorov phase screen simulation system

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12871, 128710K (2024) https://doi.org/10.1117/12.3014325

KEYWORDS: Deformable mirrors, Adaptive optics, Atmospheric propagation, Atmospheric optics, Wavefronts, Atmospheric turbulence, Laser beam propagation, Wavefront sensors, Free space optics, Turbulence

Read Abstract +

Proceedings Article | 12 March 2024 Poster + Paper

Poster + Paper

Wide-aperture multichannel Shack-Hartmann sensor for multispectral wavefront measurements

Ilya Galaktionov, Alexander Nikitin, Julia Sheldakova, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12871, 128710L (2024) https://doi.org/10.1117/12.3014349

KEYWORDS: Wavefront sensors, Adaptive optics, Wavefronts, Atmospheric propagation, Atmospheric optics, Sensors, Laser beam propagation, Laser radiation, Free space optics, Atmospheric particles

Read Abstract +

Proceedings Article | 12 March 2024 Poster + Paper

Poster + Paper

Thermomechanical behavior of stacked-actuator deformable mirrors under incident high-power laser radiation

Vladimir Toporovsky, Pavel Kuzmitsky, Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova

Proceedings Volume 12871, 128710M (2024) https://doi.org/10.1117/12.3023344

KEYWORDS: Deformable mirrors, Laser radiation, Heatsinks, Actuators, Wavefronts, High power lasers, Mirrors, Reflection, Mirror surfaces, Surface finishing

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Proceedings Article | 12 March 2024 Poster + Paper

Poster + Paper

Beam-path alignment system for high-power laser setups

Vladimir Toporovsky, Ilya Galaktionov, Alexander Alexandrov, Alexis Kudryashov, Julia Sheldakova

Proceedings Volume 12871, 128710N (2024) https://doi.org/10.1117/12.3023351

KEYWORDS: Cameras, Wavefronts, High power lasers, Semiconductor lasers, Near field, Kinematics, Laser radiation, Wavefront sensors, Near field optics, Mirrors

Read Abstract +

Proceedings Article | 17 October 2023 Paper

Paper

Overcoming challenges in laser beam focusing through a moderately scattering medium: stacked-actuator vs. bimorph deformable mirror

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Alexey Rukosuev, Alexis Kudryashov

Proceedings Volume 12780, 127800P (2023) https://doi.org/10.1117/12.2689613

KEYWORDS: Deformable mirrors, Laser scattering, Electrodes, Light scattering, Wavefronts, Mirrors, Refractive index, Ocean optics, Laser radiation

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Proceedings Article | 17 October 2023 Paper

Paper

Stroke simulation of control elements in cartridge-type deformable mirror for correction of aberrations of laser radiation passed through turbulent medium

Vladimir Toporovsky, Alexis Kudryashov, Vadim Samarkin, Ilya Galaktionov, Anatoliy Malykhin, Anatoliy Panich

Proceedings Volume 12780, 127800S (2023) https://doi.org/10.1117/12.2689908

KEYWORDS: Actuators, Deformable mirrors, Switching, Reliability, Laser radiation, Wavefront aberrations, Manufacturing, Atmospheric propagation, Refractive index, Control systems

Read Abstract +

Proceedings Article | 26 September 2023 Poster + Paper

Poster + Paper

Adaptive system with Zernike-based hill-climbing algorithm for super Gaussian and doughnut-like beam shaping

Ilya Galaktionov, Alexander Nikitin, Julia Sheldakova, Vladimir Toporovsky, Alexander Laskin, Alexis Kudryashov

Proceedings Volume 12667, 126670J (2023) https://doi.org/10.1117/12.2676756

KEYWORDS: Adaptive optics, Wavefront sensors, Spatial light modulators, Wavefronts, Sensors, Light scattering, Beam shaping, Scattering media, Phase distribution, Laser scattering

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Proceedings Article | 26 September 2023 Poster + Paper

Poster + Paper

Software and hardware implementation of the algorithm for 2-mirrors automatic laser beam alignment system

Ilya Galaktionov, Vladimir Toporovsky, Alexander Nikitin, Alexey Rukosuev, Alex Alexandrov, Julia Sheldakova, Alexander Laskin, Alexis Kudryashov

Proceedings Volume 12667, 126670I (2023) https://doi.org/10.1117/12.2676742

KEYWORDS: Near field, Automatic alignment, Wavefront sensors, Control systems, Laser systems engineering, Wavefronts, Sensors, Mirrors, Algorithm development, Reflection

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Proceedings Article | 26 September 2023 Poster + Paper

Poster + Paper

Cartridge-type piezostack deformable mirror with reduced cross-section of control elements

Vladimir Toporovsky, Ilya Galaktionov, Vadim Samarkin, Alexis Kudryashov, Alexander Panich, Anatoliy Malykhin, Alexander Laskin

Proceedings Volume 12667, 126670K (2023) https://doi.org/10.1117/12.2676744

KEYWORDS: Actuators, Deformable mirrors, Switching, Manufacturing, Control systems, Reliability, Design and modelling, Mathematical modeling, Deformation, Wavefronts

Read Abstract +

Proceedings Article | 26 September 2023 Poster + Paper

Poster + Paper

Wavefront control with high-spatial cartridge-type piezostack deformable mirror

Vladimir Toporovsky, Ilya Galaktionov, Vadim Samarkin, Alexis Kudryashov, Alexander Panich, Anatoliy Malykhin, Alexander Laskin

Proceedings Volume 12667, 126670L (2023) https://doi.org/10.1117/12.2676879

KEYWORDS: Deformable mirrors, Wavefronts, Actuators, Mixtures, Mirror surfaces, Ferroelectric materials, Deformation, Control systems, Capacitance, Wavefront sensors

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Proceedings Article | 8 December 2022 Paper

Paper

Deformable piezoelectric mirrors with high density of control elements

Vladimir Toporovskiy, Alexis Kudryashov, Julia Sheldakova, Ilya Galaktionov, Vadim Samarkin

Proceedings Volume 12341, 123411I (2022) https://doi.org/10.1117/12.2645061

KEYWORDS: Mirrors, Deformable mirrors, Electrodes, Wavefronts, Actuators, Copper, Surface finishing, Capacitance, Wavefront aberrations, Ultrasonics

Read Abstract +

Proceedings Article | 8 December 2022 Paper

Paper

Piezoelectric bimorph mirrors with various number of electrodes for scattered laser beam focusing

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12341, 123411T (2022) https://doi.org/10.1117/12.2642942

KEYWORDS: Mirrors, Electrodes, Light scattering, Wavefronts, Scattering, Sensors, Laser scattering, Wavefront sensors

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Proceedings Article | 3 October 2022 Presentation + Paper

Presentation + Paper

Modified Fizeau interferometer with the polynomial and FFT smoothing algorithm

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12223, 122230T (2022) https://doi.org/10.1117/12.2632181

KEYWORDS: Reconstruction algorithms, Fizeau interferometers, Wavefronts, Interferometers, Interferometry, Fourier transforms, Detection and tracking algorithms

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Proceedings Article | 3 October 2022 Presentation + Paper

Presentation + Paper

Bimorph deformable mirror parameters optimization in atmospheric applications

Vladimir Toporovsky, Vadim Samarkin, Alexis Kudryashov, Ilya Galaktionov

Proceedings Volume 12218, 1221806 (2022) https://doi.org/10.1117/12.2632914

KEYWORDS: Mirrors, Deformable mirrors, Wavefronts, Atmospheric propagation, Refractive index, Electrodes, Control systems, Atmospheric turbulence, Turbulence, Atmospheric optics

Read Abstract +

Proceedings Article | 3 October 2022 Presentation + Paper

Presentation + Paper

Evaluation of bimorph deformable mirror performance through Zernike polynomials reconstruction

Vladimir Toporovsky, Alexis Kudryashov, Alexey Rukosuev, Ilya Galaktionov

Proceedings Volume 12218, 1221807 (2022) https://doi.org/10.1117/12.2632915

KEYWORDS: Deformable mirrors, Electrodes, Zernike polynomials, Wavefronts, Mirrors, Copper, Silver, Resistance, Laser ablation, Ultrasonics

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Proceedings Article | 3 October 2022 Poster + Presentation + Paper

Poster + Presentation + Paper

Numerical analysis of efficiency of light focusing through a moderately scattering medium with the use of deformable mirrors

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12218, 122180C (2022) https://doi.org/10.1117/12.2632681

KEYWORDS: Light scattering, Mirrors, Scattering, Deformable mirrors, Laser scattering, Electrodes, Scattering media, Geometrical optics, Dynamic light scattering

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Proceedings Article | 3 October 2022 Poster + Presentation + Paper

Poster + Presentation + Paper

Efficient technique to measure the concentration value of a scattering suspension using Bouguer-Lambert-Beer law

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12216, 122160U (2022) https://doi.org/10.1117/12.2632182

KEYWORDS: Scattering, Laser scattering, Sensors, Light scattering, CCD image sensors, CCD cameras, Atmospheric modeling

Read Abstract +

Proceedings Article | 3 October 2022 Presentation + Paper

Presentation + Paper

Phase-only spatial light modulator for focusing a moderately scattered visible range laser beam

Ilya Galaktionov, Julia Sheldakova, Alexander Nikitin, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 12218, 1221808 (2022) https://doi.org/10.1117/12.2631997

KEYWORDS: Scattering, Light scattering, Laser scattering, Spatial light modulators, Wavefronts, Adaptive optics, Monte Carlo methods, Sensors, Refractive index

Read Abstract +

Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

Calibration of a Shack-Hartmann wavefront sensor using spherical wavefronts from a point source

Alexander Nikitin, Ilya Galaktionov, Julia Sheldakova, Alexis Kudryashov, Dmitrii Denisov, Anastasiya Zolotukhina

Proceedings Volume 11987, 119870J (2022) https://doi.org/10.1117/12.2615161

KEYWORDS: Wavefronts, Sensors, Calibration, Spherical lenses, Wavefront sensors, Microlens, Cameras, Digital cameras, Distance measurement, Sensor calibration

Read Abstract +

Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

Shack-Hartmann sensor with B-spline approximation technique

Ilya Galaktionov, Alexander Nikitin, Julia Sheldakova, Alexis Kudryashov

Proceedings Volume 11987, 119870K (2022) https://doi.org/10.1117/12.2614658

KEYWORDS: Wavefronts, Wavefront sensors, Sensors, Zernike polynomials, Monochromatic aberrations, Wave propagation, Reconstruction algorithms

Read Abstract +

Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

FPGA based laser beam stabilization system

Julia Sheldakova, Ilya Galaktionov, Alexander Nikitin, Alexander Alexandrov, Alexis Kudryashov, Vadim Belousov, Alexey Rukosuev

Proceedings Volume 11987, 119870C (2022) https://doi.org/10.1117/12.2614525

KEYWORDS: Field programmable gate arrays, Mirrors, Photodiodes, Data communications, Zernike polynomials, Wavefronts, Laser systems engineering, Turbulence, Data conversion, Wavefront sensors

Read Abstract +

Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

Wide-aperture deformable mirror for correcting and improving focusing of multi-petawatt Ti:Sa laser beam

Vladimir Toporovsky, Vadim Samarkin, Alexis Kudryashov, Alexander Alexandrov, Ilya Galaktionov, Alexander Nikitin, Alexey Rukosuev, Julia Sheldakova

Proceedings Volume 11987, 119870F (2022) https://doi.org/10.1117/12.2614522

KEYWORDS: Mirrors, Electrodes, Deformable mirrors, Wavefronts, Distortion, Optical amplifiers, Zernike polynomials, Wavefront sensors, Phase shifts, Optical components

Read Abstract +

Proceedings Article | 16 December 2021 Paper

Paper

Laser beam focusing through a moderately scattering medium using LCOS-SLM

Ilya Galaktionov, Alexander Nikitin, Julia Sheldakova, Alexis Kudryashov

Proceedings Volume 11916, 119161L (2021) https://doi.org/10.1117/12.2605028

KEYWORDS: Scattering, Light scattering, Spatial light modulators, Wavefronts, Zernike polynomials, Refractive index

Read Abstract +

Proceedings Article | 1 August 2021 Poster + Paper

Poster + Paper

Comparison of stacked actuator and bimorph mirrors for scattered laser-beam focusing

Ilya Galaktionov, Vladimir Toporovsky, Julia Sheldakova, Alexis Kudryashov

Proceedings Volume 11818, 118180O (2021) https://doi.org/10.1117/12.2599209

KEYWORDS: Mirrors, Light scattering, Scattering, Deformable mirrors, Laser scattering, Wavefronts, Wavefront sensors, Actuators, Electrodes

Read Abstract +

Proceedings Article | 1 August 2021 Poster + Paper

Poster + Paper

B-spline approximation of a wavefront measured by Shack-Hartmann sensor

Ilya Galaktionov, Alexander Nikitin, Julia Sheldakova, Alexis Kudryashov

Proceedings Volume 11818, 118180N (2021) https://doi.org/10.1117/12.2598249

KEYWORDS: Wavefronts, Wavefront sensors, Zernike polynomials, Optical testing, Shape analysis, Reconstruction algorithms

Read Abstract +

Proceedings Article | 5 March 2021 Presentation + Paper

Presentation + Paper

240-mm bimorph deformable mirror for wavefront correction at the PEARL facility

Alexis Kudryashov, Alexander Alexandrov, Ilya Galaktionov, Efim Khazanov, Anton Kochetkov, Alexander Kotov, Sergey Perevalov, Vadim Samarkin, Andrey Shaykin, Alexander Soloviev

Proceedings Volume 11672, 116720V (2021) https://doi.org/10.1117/12.2578070

KEYWORDS: Wavefronts, Deformable mirrors, Wavefront sensors, Distortion

Read Abstract +

Proceedings Article | 5 March 2021 Presentation + Paper

Presentation + Paper

Focusing laser beam through pinhole using high-resolution stacked-actuator deformable mirror

Alexander Nikitin, Ilya Galaktionov, Julia Sheldakova, Alexis Kudryashov, Vadim Samarkin, Alexey Rukosuev, Vladimir Toporovsky

Proceedings Volume 11672, 116720W (2021) https://doi.org/10.1117/12.2578116

KEYWORDS: Deformable mirrors, Mirrors, Laser energy, Energy efficiency

Read Abstract +

Proceedings Article | 5 March 2021 Poster + Presentation + Paper

Poster + Presentation + Paper

Bimorph vs stacked actuator deformable mirror for laser beam focusing through a moderately scattering medium

Ilya Galaktionov, Julia Sheldakova, Vladimir Toporovsky, Vadim Samarkin, Alexis Kudryashov

Proceedings Volume 11672, 1167214 (2021) https://doi.org/10.1117/12.2577604

KEYWORDS: Laser scattering, Scattering, Deformable mirrors, Actuators, Wavefront sensors, Wavefront distortions, Wave propagation, Sensors, Fiber optic gyroscopes

Read Abstract +

Proceedings Article | 12 November 2020 Paper

Paper

Adaptive optical system for correction of laser beam going through turbulent atmosphere

V. Belousov, I. Galaktionov, A. Kudryashov, A. Nikitin, O. Otrubyannikova, A. Rukosuev, V. Samarkin, I. Sivertceva, Ju. Sheldakova

Proceedings Volume 11560, 1156026 (2020) https://doi.org/10.1117/12.2575650

KEYWORDS: Wavefronts, Adaptive optics, Field programmable gate arrays, Mirrors, Atmospheric optics, Wavefront sensors, Wavefront distortions, Deformable mirrors, Optical calibration, Atmospheric corrections

Read Abstract +

Proceedings Article | 12 November 2020 Paper

Paper

Comparison of efficiency of bimorph mirror and spatial light modulator for laser beam focusing through a moderately scattering medium

Ilya Galaktionov, Julia Sheldakova, Alexander Nikitin, Alexis Kudryashov

Proceedings Volume 11560, 115602A (2020) https://doi.org/10.1117/12.2575723

KEYWORDS: Mirrors, Scattering, Laser scattering, Light scattering, Distortion, CCD cameras, Spatial light modulators, Deformable mirrors, Electrodes, Wavefront sensors

Read Abstract +

Proceedings Article | 14 September 2020 Presentation + Paper

Presentation + Paper

FPGA-based 2 kHz closed-loop adaptive optical system with stacked actuator deformable mirror

J. Sheldakova, A. Rukosuev, V. Belousov, I. Galaktionov, A. Nikitin, V. Samarkin, A. Kudryashov

Proceedings Volume 11508, 115080K (2020) https://doi.org/10.1117/12.2569315

KEYWORDS: Actuators, Deformable mirrors, Earth's atmosphere, Turbulence, Wavefronts, Satellite communications, Satellites, Optical communications, Computing systems, Human-machine interfaces

Read Abstract +

Proceedings Article | 14 September 2020 Presentation + Paper

Presentation + Paper

Flat-top beam formation with miniature bimorph deformable mirror

Julia Sheldakova, Vladimir Toporovsky, Ilya Galaktionov, Alexander Nikitin, Alexey Rukosuev, Vadim Samarkin, Alexis Kudryashov

Proceedings Volume 11486, 114860E (2020) https://doi.org/10.1117/12.2569387

KEYWORDS: Deformable mirrors, Electrodes, Mirrors

Read Abstract +

Proceedings Article | 2 March 2020 Presentation + Paper

Presentation + Paper

Focusing laser beam through pinhole using stacked-actuator deformable mirror

Alexander Nikitin, Ilya Galaktionov, Julia Sheldakova, Alexis Kudryashov, Vadim Samarkin, Alexey Rukosuev, Vladimir Toporovsky

Proceedings Volume 11266, 112661B (2020) https://doi.org/10.1117/12.2548327

KEYWORDS: Deformable mirrors, Mirrors, Electrodes, Photodiodes, Diffraction, Wavefronts, Adaptive optics, Collimators, Zemax, Wavefront sensors

Read Abstract +

Proceedings Article | 2 March 2020 Paper

Paper

1.5 kHz adaptive optical system for free-space communication tasks

Alexey Rukosuev, Vadim Belousov, Ilya Galaktionov, Alexis Kudryashov, Alexander Nikitin, Vadim Samarkin, Julia Sheldakova

Proceedings Volume 11272, 112721G (2020) https://doi.org/10.1117/12.2548337

KEYWORDS: Field programmable gate arrays, Adaptive optics, Wavefronts, Cameras, Interfaces, Turbulence, Mirrors, Wavefront sensors, Telecommunications, Wavefront distortions

Read Abstract +

Proceedings Article | 2 March 2020 Paper

Paper

Miniature bimorph deformable mirror for laser beam shaping

Julia Sheldakova, Ilya Galaktionov, Alexander Nikitin, Alexey Rukosuev, Vadim Samarkin, Vladimir Toporovsky, Alexis Kudryashov

Proceedings Volume 11266, 112661L (2020) https://doi.org/10.1117/12.2548292

KEYWORDS: Mirrors, Deformable mirrors, Laser engraving, Laser applications, Adaptive optics, Beam shaping, Wavefronts, Manufacturing, Cameras

Read Abstract +

Proceedings Article | 9 September 2019 Presentation + Paper

Presentation + Paper

Adaptive optics for laser-beam focusing through the pinhole

Alexis Kudryashov, Alexander Nikitin, Ilya Galaktionov, Julia Sheldakova, Vadim Samarkin, Alexey Rukosuev

Proceedings Volume 11107, 111070F (2019) https://doi.org/10.1117/12.2534008

KEYWORDS: Adaptive optics, Deformable mirrors

Read Abstract +

Proceedings Article | 6 September 2019 Presentation + Paper

Presentation + Paper

Laser beam focusing through the scattering medium using bimorph deformable mirror and spatial light modulator

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Alexander Nikitin

Proceedings Volume 11135, 111350B (2019) https://doi.org/10.1117/12.2533985

Read Abstract +

Proceedings Article | 21 March 2019 Presentation + Paper

Presentation + Paper

Stacked-actuators deformable mirror vs bimorph mirror for laser beam shaping

Julia Sheldakova, Ilya Galaktionov, Alexander Nikitin, Alexey Rukosuev, Vladimir Toporovsky, Alexis Kudryashov, Vadim Samarkin

Proceedings Volume 10904, 109041K (2019) https://doi.org/10.1117/12.2509521

KEYWORDS: Mirrors, Deformable mirrors, Electrodes, Actuators, Wavefront sensors, Wavefronts, Sensors, Beam shaping, Genetic algorithms, Adaptive optics

Read Abstract +

Proceedings Article | 21 March 2019 Presentation + Paper

Presentation + Paper

Focusing laser beam through pinhole using bimorph deformable mirror

Alexander Nikitin, Ilya Galaktionov, Julia Sheldakova , Alexis Kudryashov, Vadim Samarkin, Alexey Rukosuev

Proceedings Volume 10904, 109041I (2019) https://doi.org/10.1117/12.2510134

KEYWORDS: Deformable mirrors, Mirrors, Electrodes, Photodiodes, Diffraction, Wavefronts, Adaptive optics, Collimators, Zemax, Wavefront sensors

Read Abstract +

Proceedings Article | 7 March 2019 Presentation + Paper

Presentation + Paper

Absolute calibration of a Shack-Hartmann wavefront sensor for measurements of wavefronts

Alexander Nikitin, Ilya Galaktionov, Julia Sheldakova, Alexis Kudryashov, Nikolay Baryshnikov, Dmitrii Denisov, Valerii Karasik, Alexey Sakharov

Proceedings Volume 10925, 109250K (2019) https://doi.org/10.1117/12.2510047

KEYWORDS: Wavefronts, Sensors, Calibration, Cameras, Microlens, Wavefront sensors, Spherical lenses, Manufacturing, Light sources, Distance measurement

Read Abstract +

Proceedings Article | 20 February 2019 Paper

Paper

Laser beam focusing through the dense multiple scattering suspension using bimorph mirror

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Alexander Nikitin

Proceedings Volume 10886, 1088619 (2019) https://doi.org/10.1117/12.2509621

KEYWORDS: Mirrors, Sensors, Wavefront sensors, Scattering, Light scattering, Laser scattering, Electrodes, Deformable mirrors, CCD cameras

Read Abstract +

Proceedings Article | 18 September 2018 Presentation + Paper

Presentation + Paper

Fast adaptive optical system for 1.5 km horizontal beam propagation

Alexis Kudryashov, Alexey Rukosuev, Vadim Samarkin, Ilia Galaktionov, Evgeniy Kopylov

Proceedings Volume 10772, 107720V (2018) https://doi.org/10.1117/12.2324273

KEYWORDS: Field programmable gate arrays, Cameras, Wavefronts, Actuators, Deformable mirrors, Atmospheric propagation, Turbulence, Control systems, Mirrors, Computing systems

Read Abstract +

Proceedings Article | 18 September 2018 Presentation + Paper

Presentation + Paper

Laser beam focusing through the scattering medium-low order aberration correction approach

Ilia Galaktionov, Alexander Nikitin, Vadim Samarkin, Julia Sheldakova, Alexis Kudryashov

Proceedings Volume 10772, 107720W (2018) https://doi.org/10.1117/12.2324275

KEYWORDS: Distortion, Scattering, Mirrors, Laser scattering, Electrodes, Sensors, Light scattering, Wavefront sensors, Deformable mirrors, CCD cameras

Read Abstract +

Proceedings Article | 14 September 2018 Presentation + Paper

Presentation + Paper

LC phase modulator vs. deformable mirror for laser beam shaping: What is better?

Julia Sheldakova, Ilya Galaktionov, Alexander Nikitin, Alexey Rukosuev, Alexis Kudryashov

Proceedings Volume 10744, 107440S (2018) https://doi.org/10.1117/12.2324260

KEYWORDS: Modulators, Deformable mirrors, Wavefronts, Beam shaping, CCD cameras, Wavefront sensors, Image processing

Read Abstract +

Proceedings Article | 24 April 2018 Paper

Paper

Adaptive optical system for laser beam formation

Julia Sheldakova, Alexis Kudryashov, Alexey Rukosuev, Alexander Nikitin, Ilya Galaktionov, Vladimir Toporovsky

Proceedings Volume 10712, 107121A (2018) https://doi.org/10.1117/12.2318986

KEYWORDS: Wavefront sensors, Deformable mirrors, Mirrors, Wavefronts, Electrodes, Sensors, Beam shaping, Phase measurement, CCD cameras, CCD image sensors

Read Abstract +

Proceedings Article | 16 February 2018 Presentation + Paper

Presentation + Paper

Comparison of the efficiency of laser beam focusing through the scattering medium using 14- and 31-channel bimorph mirrors

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Alexander Nikitin, Vadim Samarkin

Proceedings Volume 10518, 1051818 (2018) https://doi.org/10.1117/12.2297080

KEYWORDS: Distortion, Scattering, Laser scattering, Mirrors, Sensors, Electrodes, Wavefront sensors, Light scattering, Deformable mirrors, CCD cameras

Read Abstract +

Proceedings Article | 16 February 2018 Presentation + Paper

Presentation + Paper

Formation of the doughnut and Super-Gaussian intensity distribution by means of different types of wavefront correctors

Julia Sheldakova, Alexis Kudryashov, Ilya Galaktionov, Vadim Samarkin, Alexander Nikitin, Alexey Rukosuev

Proceedings Volume 10518, 105181E (2018) https://doi.org/10.1117/12.2297089

KEYWORDS: Deformable mirrors, Mirrors, Wavefronts, Modulators, Actuators, Wavefront sensors, Monochromatic aberrations, Electrodes, Beam shaping, Zernike polynomials

Read Abstract +

Proceedings Article | 6 September 2017 Paper

Paper

Laser beam focusing through the atmosphere aerosol

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Vadim Samarkin, Alexander Nikitin

Proceedings Volume 10410, 104100M (2017) https://doi.org/10.1117/12.2276180

KEYWORDS: Atmospheric optics, Atmospheric particles, Atmospheric propagation, Aerosols, Laser scattering, Scattering, Adaptive optics, Deformable mirrors, Laser beam propagation

Read Abstract +

Proceedings Article | 21 February 2017 Paper

Paper

Laser beam focusing through the scattering medium by means of adaptive optics

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Alexander Nikitin

Proceedings Volume 10073, 100731L (2017) https://doi.org/10.1117/12.2256447

KEYWORDS: Light scattering, Laser scattering, Scattering, Deformable mirrors, Wavefront sensors, Sensors, Laser beam propagation, Adaptive optics, Beam analyzers, Electrodes, CCD cameras, Mirrors, CCD image sensors, Information operations

Read Abstract +

Proceedings Article | 20 February 2017 Presentation + Paper

Presentation + Paper

The use of modified hill-climbing algorithm for laser beam focusing through the turbid medium

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Alexander Nikitin

Proceedings Volume 10090, 100901K (2017) https://doi.org/10.1117/12.2257447

KEYWORDS: Mirrors, Laser scattering, Scattering, Wavefront sensors, Sensors, CCD cameras, CCD image sensors, Deformable mirrors, Electrodes, Actuators, Light scattering

Read Abstract +

Proceedings Article | 4 September 2015 Paper

Paper

Laser beam propagation and wavefront correction in turbid media

Ilya Galaktionov, Alexis Kudryashov, Julia Sheldakova, Alexander Byalko, Gilles Borsoni

Proceedings Volume 9617, 96170D (2015) https://doi.org/10.1117/12.2195734

KEYWORDS: Light scattering, Wavefronts, Photons, Scattering, Electrodes, Deformable mirrors, Wavefront sensors, Laser beam propagation, Laser scattering, Wavefront aberrations

Read Abstract +

Showing 5 of 53 publications

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